Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it

From: Arnd Bergmann
Date: Tue Dec 01 2015 - 05:23:09 EST


On Tuesday 01 December 2015 10:20:59 Andreas Schwab wrote:
> Yury Norov <ynorov@xxxxxxxxxxxxxxxxxx> writes:
>
> > There's a tricky bug with signal stack, that Andreas also discovered.
>
> That was only a confusion about the compat state of sys_rt_sigaction.
> It just requires making sure glibc uses the correct (64bit layout)
> struct kernel_sigaction.

I don't think we need to use the 64-bit version of sigaction, both
kernel and libc are simpler if we use the normal 32-bit version.

We should always default to using the generic 32-bit structures
unless there is a strong reason not to.

Arnd
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